Home / 12,622,099.30-18,921,163.38-4,096,473.46

Finding the Fourth Proportional to 12,622,099.30, 18,921,163.38 and 4,096,473.46

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Solution

The fourth proportional to 12,622,099.30, 18,921,163.38 and 4,096,473.46 is: 6,140,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,099.30 : 18,921,163.38 = 4,096,473.46 : x
  2. Step 2: Convert to fraction form
    12,622,099.30/18,921,163.38 = 4,096,473.46/x
  3. Step 3: Cross multiply
    12,622,099.30x = 18,921,163.38 × 4,096,473.46
  4. Step 4: Simplify right side
    12,622,099.30x = 77,510,043,618,493.89
  5. Step 5: Solve for x
    x = 77,510,043,618,493.89/12,622,099.30
  6. Step 6: Final answer
    x = 6,140,820.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.